A股收评：三大指数集体下挫，沪指跌1.11%创指跌2.1%北证50逆市涨0.54%，大消费板块走强超导概念下挫！超4300股下跌，成交1.75万亿缩量463亿

Market Overview - The A-share market experienced a collective decline, with the Shanghai Composite Index falling by 1.11% to 3824 points, the Shenzhen Component Index dropping by 1.51%, and the ChiNext Index decreasing by 2.1% [1] - The total market turnover was 1.75 trillion yuan, a decrease of 463 billion yuan compared to the previous trading day, with over 4300 stocks declining [1] Index Performance - Shanghai Composite Index: 3824.81, down 43.11 points (-1.11%) [2] - Shenzhen Component Index: 12914.67, down 197.42 points (-1.51%) [2] - ChiNext Index: 3071.76, down 66.04 points (-2.10%) [2] - North Stock 50 Index: 1439.65, up 7.70 points (+0.54%) [2] Sector Performance - The retail and education sectors showed positive performance, with increases of 2.17% and 2.10% respectively [2] - The telecommunications and restaurant tourism sectors also saw slight gains of 0.47% and 0.45% respectively [2] - Conversely, the superconducting concept and precious metals sectors faced significant declines, with stocks like Jingda Co., Ltd. (600577) hitting the daily limit down [3] - The Hainan sector experienced a sharp drop, with New Dazhou A falling over 9% [3] - The controllable nuclear fusion sector suffered heavy losses, with Guoji Heavy Industry hitting the daily limit down [3] Notable Stocks - Baida Group (600865) and Guangbai Co., Ltd. (002187) reached the daily limit up in the retail sector [3] - Digital currency concept stocks surged, with Hengbao Co., Ltd. (002104) hitting the daily limit up [3] - Stocks related to L3-level autonomous driving vehicles received approval, leading to gains in several autonomous driving concept stocks, including Wanjitech (300552) [3]